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A high quality steganographic method with pixel-value differencing and modulus function.
Chung-Ming Wang
Nan-I Wu
Chwei-Shyong Tsai
Min-Shiang Hwang
Published in:
J. Syst. Softw. (2008)
Keyphrases
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high quality
pixel values
prior knowledge
machine learning
similarity measure
image quality
em algorithm
unsupervised learning